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Tin Plate on Zinc/Nickel Deposit
Our company produces components made from mild steel that are nickel/zinc plated. We have been asked to investigate the possibility of over-plating of a tin strip on these parts. Can this be done, and can it be done selectively?
Ask an Expert Published: 9/24/2012
Burnt Nickel
I am having a problem with burning on my nickel-plated parts. On some jobs, 75 to 85 percent of the parts come out with burnt areas. Do you have any suggestions as to what the cause of this might be?
Ask an Expert Published: 7/23/2012
Q&A: Nickel Phosphorous Plating
Can you give me any information about nickel phosphorous electrolytic plating? Does it have the same set of properties as electroless nickel plating?
Ask an Expert Published: 7/13/2012
Sandpaper Finish
Our company produces oven racks. The base material is a low-carbon steel (SAE 1006/SAE 1008). The racks are nickel-chromium plated. After the process is completed, the plating has the feel and look of sandpaper, and we must have a bright, smooth fin...
Ask an Expert Published: 5/10/2012
Electroless Nickel Plating Problem
We are having trouble plating electroless nickel/boron nitride. The base material is carbon steel. Seventy-five to 80 percent of the parts plate satisfactorily, but the rest of the parts do not plate at all. Can you offer any suggestions on how to s...
Ask an Expert Published: 5/9/2012
EN Coating and Chemical Resistance
Is an electroless nickel coating chemically resistant to a solution of cyanide?
Ask an Expert Published: 5/8/2012
Wood's Nickel Process
What is the typical processing sequence for a Wood’s nickel strike?
Ask an Expert Published: 4/4/2012
Smut on Nickel Anodes
What causes black smut to form on the nickel anodes in our barrel plating bath?
Ask an Expert Published: 4/3/2012
Reusing Water
We are using ion exchange treatment for wastewater from nickel-chrome and zinc plating. The metal rinses are passed through the ion exchange process to remove the presence of nickel, hex chrome and zinc metal ions. The “clean water” is re-used to ri...
Ask an Expert Published: 3/2/2012
Plating on Tellurium Copper Alloys Plating on Tellurium Copper Alloys
I cannot achieve uniform adhesion of either Wood’s nickel or cyanide copper on C14500, tellurium-bearing copper. I clean using reverse current followed by 11 percent HCl, a Wood’s nickel strike and a silver strike. After stripping the failed plate a...
Ask an Expert Published: 2/29/2012

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